Book Information: Lord of the Green Planet

Diarmid O'Dowd, space explorer, was suddently an Off-worlder in an Old World legend. Since he had crashed his ship through the green barrier to this uncharted world, he found himself due to take a place in the Deel's song of ancient Ireland, living again on New Tara. The prequel to Doom of the Green Planet.

Original title: Lord of the Green Planet / Five Against ArlaneOriginal languages:
English

This was an Ace Double book, meaning it was two novels in one book. The reader simply flipped the book to read the other novel. The picture shows the Lord of the Green Planet side. The flip side contained Five Against Arlane by Tom Pudom.